*The Missouri compromise

*The compromise of 1850
*The Kansas-Nebraska act
What was the fundamental question addressed in each of these congressional acts?
a. Should the U.S. expand westward?
b. Should states be allowed to nullify federal laws?
c. Should slave labor be allowed in new states?
d. Should states be able to secede from the Union?

a. Should the U.S. expand westward? (The Missouri Compromise)

c. Should slave labor be allowed in new states? (The Compromise of 1850, The Kansas-Nebraska Act)